A meteor shower is produced when
a. a large number of sporadic meteors are observed.
b. Earth passes through the asteroid belt.
c. massive particles are carried outward from the Sun by the solar wind and enter Earth's atmosphere.
d. Earth passes through the orbital path of a comet.
e. meteors cause condensation in the upper atmosphere that leads to early morning rains.
d
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How can a large asteroid impact in one spot on Earth affect the climate of the entire Earth?
A) The impact releases greenhouse gases that immediately make Earth warmer. B) The impact blasts a hole through Earth's mantle, allowing hot metal from the core to rise up and heat the world. C) The impact blasts debris into Earth's atmosphere that blocks sunlight, making Earth's surface cooler. D) The impact tears a hole in Earth's atmosphere, allowing heat energy to escape and thereby cooling our planet.
A ball rolls along a horizontal track in a certain time. If the track has a dip in it, the time to roll the length of the track will be
A) less. B) the same. C) more.
Four things that the resistance of a conducting material depends on are __________, __________, __________ and ___________
Fill in the blank(s) with correct word
It would be most efficient if each household supplied its own electricity
What will be an ideal response?